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RTS
1
DTR
2
3
DCD
4
RD
5
TD
6
GND
7
8
9
CTS
10
E S P
P o r t
1.4 RS-530 Modular Adaptors
An RS-530 modular adaptor is available from Equinox to convert an RJ-45
modualr jack to a male DB-25 connector. The RS-530 adaptor is designed
to be used with standard CAT 5 cable.
Each port that uses the RS-530 adaptor should be configured as RS-422.
Figure 8 shows the RS-530 modular adaptor available from Equinox.
7
Equinox ESP Multi-Interface Serial Hub Product Installation Guide
Figure 7. 10-Wire RJ-45 Reversing Cable
RJ-45 10-PIN
Tx -
2
3
Tx +
1 0
7
GND
8
Rx +
1
Rx -
9
Connect to
RS-530 Devices:
210103 [DB-25 Male]
Figure 8. RS-530 Modular Adaptor
1 0 - W I R E
M o d u l a r
DB-25 RS-530
14
TD - (B)
2
TD + (A)
7
GND
3
RD + (A)
16
RD - (B)
10
RTS
9
DTR
8
7
DCD
RD
6
5
TD
4
GND
3
2
1
CTS
A d a p t e r
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